874225997 has 4 divisors (see below), whose sum is σ = 874779840. Its totient is φ = 873672156.

The previous prime is 874225981. The next prime is 874225999. The reversal of 874225997 is 799522478.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 874225997 - 2⁴ = 874225981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (874225999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274547 + ... + 277712.

It is an arithmetic number, because the mean of its divisors is an integer number (218694960).

Almost surely, 2^874225997 is an apocalyptic number.

It is an amenable number.

874225997 is a deficient number, since it is larger than the sum of its proper divisors (553843).

874225997 is a wasteful number, since it uses less digits than its factorization.

874225997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553842.

The product of its digits is 2540160, while the sum is 53.

The square root of 874225997 is about 29567.3129824135. The cubic root of 874225997 is about 956.1834863842.

The spelling of 874225997 in words is "eight hundred seventy-four million, two hundred twenty-five thousand, nine hundred ninety-seven".